Description: Reads almost all memory cards with speed and convenience. Card Compatibility: SD,Micro SD,SDXC,SDHC,Micro SDHC,Micro SDXC (Up to 68G). High speed data transfer, rates of up to 480M bps with all enabled cards. Lightweight,small,thick,portable,easy to carry and install with no device driver. Compatible with PC,Mac,Tablet,Type-c Android Smartphones with OTG Function. Specification: Material: Durable ABS and premium chips Product Dimension: 64x18x9mm/2.5X0.7X0.35 inch Product Weight: 9g Interfaces: Micro USB, USB 3.0, Micro SD, SD. Support Function: TF/SD card reader, OTG Support SystemWINDOES 8.7.VISTAXP.MAC 10.4.6 Package Includes: 1 Piece Micro SD OTG Adapter (2 Pack) : This unit does not support hot plugging,please insert SD/TF first and then connect with laptop/cellphone. This unit is not recommend to be used with two cards simultaneously. Not compatible with iPhone,and does not come with Memory Card. Google Nexus 5/6/7/9/10 with help of third-party app such as & 39;Nexus USB OTG manager,ES explorer,Nexus media importer.